User's Manual
ASUS Z97-A/USB 3.1
2-41
EHCI Hand-off [Disabled]
[Enabled] Enables the support for operating systems without an EHCI hand-off
feature.
[Disabled] Disables the EHCI Hand-off support.
Mass Storage Devices [Auto]
This item allows your system to detect the devices according to their media formats.
Conguration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CD-ROM]
USB Single Port Control
This item allows you to enable or disable the individual USB ports.
Refer to section 1.2.3 Motherboard layout for the location of the USB ports.
2.6.6 Platform Misc Configuration
The items in this menu allow you to congure the platform-related features.
PCIE Native Power Management [Disabled]
This item allows you to enhance the power saving feature of PCI Express and perform ASPM
operations in the operating system.
Conguration options: [Disabled] [Enabled]
The following item appears only when you set the PCI Express Native Power Management
to [Enabled].
Native ASPM [Disabled]
[Enabled] Windows
®
Vista OS controls the ASPM (active state power
management) support for devices.
[Disabled] BIOS controls the ASPM support for the device.
PCI Power Management [Auto]
This item allows you to set a power saving condition.
[Auto] Select this option to automatically adjust the system power. We
recommend you to select this option.
[Aggressive] Select this option to set to aggressive power saving conditions.
PCH - PCI Express options
DMI Link ASPM Control [Disabled]
This item allows you to control the Active State Power Management on both NB
(NorthBridge) side and SB (SouthBridge) side of the DMI Link.
Conguration options: [Disabled] [Enabled]